Wan, Elias E Platypnea-orthodeoxia syndrome: a simple clinical observation that heralds critical but treatable disease. [electronic resource] - The American journal of emergency medicine Oct 2016 - 2053.e3-2053.e4 p. digital Publication Type: Case Reports; Journal Article ISSN: 1532-8171 Standard No.: 10.1016/j.ajem.2016.03.011 doi Subjects--Topical Terms: Dyspnea--diagnosisEmergency Service, HospitalFemaleForamen Ovale, Patent--complicationsHumansHypoxia--diagnosisLiver Cirrhosis--complicationsMiddle AgedPostureSyndrome